ISBN: 0201613948

Description: xvi, 444 pages : color illustrations ; 29 cm

Target Audience Note: 7.

Other Title: Science & technology 7

Notes: Includes index.

Contents:

• Ecosystems
• Mixtures
• Heat
• Structures
• The earth's crust.

Control Number: 731702

Subjects:

• Science -- Study and teaching (Elementary)
• Technology -- Study and teaching (Elementary)

Other Authors:

• Barker, Kyn.
• Bedford, Julie.